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Lennox CB29M-51 Control Board
The HVAC system will be unable to run without this vital piece of hardware is in place and connected. The Lennox CB29M-51 control board is made to direct the gas valve, the ignition igniter, all the various sensors as well as the air circulator all at once. Be very careful when you decide to replace your control board because of the many variances of heating and cooling systems. The board that you will choose should be compatible with the brand and the model of air handler system you have.
Elements of a weak main board
- Your system declines to start well
- The system board has to be reset frequently for the furnace or AC to kick on
- System has lit up error code appearing on the circuit board
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If you are going to be buying or ordering any Lennox CB29M-51 replacement part do your best and make sure of the model number and also make a visual inspection in order to be sure the right control board is the one being purchased. If you are unsure about the properly replacing the new control board by yourself then it is probably best to consult a pro to do the replacement of the part.
Feel free to download your manual for help.
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